#!/usr/bin/env python3
# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
#
# patchtest: execute all unittest test cases discovered for a single patch
# Note that this script is currently under development and has been
# hard-coded with default values for testing purposes. This script
# should not be used without changing the default recipient, at minimum.
#
# Copyright (C) 2023 BayLibre Inc.
#
# SPDX-License-Identifier: GPL-2.0-only
# 

import argparse
import boto3
import configparser
import mailbox
import os
import sys

greeting = """Thank you for your submission. Patchtest identified one
or more issues with the patch. Please see the log below for
more information:\n\n---\n"""

suggestions = """\n---\n\nPlease address the issues identified and
submit a new revision of the patch, or alternatively, reply to this
email with an explanation of why the patch format should be accepted.
Note that patchtest may report failures in the merge-on-head test for
patches that are part of a series if they rely on changes from
preceeding entries.

If you believe these results are due to an error in patchtest, please
submit a bug at https://bugzilla.yoctoproject.org/ (use the 'Patchtest'
category under 'Yocto Project Subprojects'). Thank you!"""

parser = argparse.ArgumentParser(description="Send patchtest results to a submitter for a given patch")
parser.add_argument("-p", "--patch", dest="patch", required=True, help="The patch file to summarize")
args = parser.parse_args()

if not os.path.exists(args.patch):
    print(f"Patch '{args.patch}' not found - did you provide the right path?")
    sys.exit(1)
elif not os.path.exists(args.patch + ".testresult"):
    print(f"Found patch '{args.patch}' but '{args.patch}.testresult' was not present. Have you run patchtest on the patch?")
    sys.exit(1)

result_file = args.patch + ".testresult"
result_basename = os.path.basename(args.patch)
testresult = None

with open(result_file, "r") as f:
    testresult = f.read()

reply_contents = greeting + testresult + suggestions
subject_line = f"Patchtest results for {result_basename}"

if "FAIL" in testresult:
    ses_client = boto3.client('ses', region_name='us-west-2')
    response = ses_client.send_email(
        Source='patchtest@automation.yoctoproject.org',
        Destination={
            'ToAddresses': ['test-list@lists.yoctoproject.org'],
        },
        ReplyToAddresses=['test-list@lists.yoctoproject.org'],
        Message={
            'Subject': {
                'Data': subject_line,
                'Charset': 'utf-8'
            },
            'Body': {
                'Text': {
                    'Data': reply_contents,
                    'Charset': 'utf-8'
                }
            }
        }
    )
else:
    print(f"No failures identified for {args.patch}.")
